Can someone please help me with this problem? Thank you:)

If possible, find the exact solutions algebraically

(sin2x + cos2x)^2 =1

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- December 9th 2009, 06:45 PM>_<SHY_GUY>_<Solving a trig equation
Can someone please help me with this problem? Thank you:)

If possible, find the exact solutions algebraically

(sin2x + cos2x)^2 =1 - December 9th 2009, 06:53 PMmr fantastic
- December 9th 2009, 06:55 PM11rdc11
- December 9th 2009, 07:08 PMNOX Andrew
I have removed my method since the method submitted by mr fantastic is much more efficient than mine. (Doh)